George Duke wrote on Tue, Dec 22, 2009 05:11 PM UTC:
Thanks Joe, I'll study your comment, and that therefore Time Travel is automatically #28. Preliminarily I have had Gifford's
Indistinquishable Chess, so he may end up with two. That's because ones of Aronson, Fourriere, Gifford, Gilman, and J. Smith are not finalized yet -- in their case the inventor is only nominated.